Clara Martinez, Girasol

$32.50

$28.00

Mercedes Hernandez P., Biosfera

$23.00

Y. Arcas - L. Arenas, Santillana

$12.14

Yris Molina G., Monfort

$16.80

G. Katz - M. Katz, Mcgraw Hill

$6.00

Freddy Suarez Figueroa, Disutextos

$28.60

Juan J. Gutierrez, Girasol

$11.94

Gisela Soto, Cobo

$12.00

Henry Cedeño, Cobo

$9.60

M. Bermudez-t. Moscarella, Santillana

$10.62

Pablo Bravo, Biosfera

$18.20

Ines Silva de Legorburu, Santillana

$9.44

$7.59

Ines Silva de Legorburu, Santillana

$11.94